| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2CrO4 + Cu(NO3)2 = 2 KNO3 + CuCrO4
NiSO4 + Na3PO4 = Ni3(PO4)2 + Na2SO4 =>
3 NiSO4 + 2 Na3PO4 = Ni3(PO4)2 + 3 Na2SO4
CaF2 + O = CaO + F =>
CaF2 + O = CaO + 2 F
AnswerK + AnswerMgBr2 = AnswerKBr + AnswerMg =>
2 AnswerK + AnswerMgBr2 = 2 AnswerKBr + AnswerMg
Mg + NaF = MgF2 + Na =>
Mg + 2 NaF = MgF2 + 2 Na
Be(HCO3)2 = Be2(CO3)2 + H2O + CO2 =>
2 Be(HCO3)2 = Be2(CO3)2 + 2 H2O + 2 CO2
C6H13NO2 + HClO4 = C6H14O2 + NClO4 =>
C6H13NO2 + HClO4 = C6H14O2 + NClO4
Cr2(SO4)3 + H2O2 + KOH = K2Cr2O7 + H2O + H2SO4 =>
Cr2(SO4)3 + 3 H2O2 + 2 KOH = K2Cr2O7 + H2O + 3 H2SO4
CsI(aq) + Br2(aq) = BrI2(aq) + Cs(aq) =>
4 CsI(aq) + Br2(aq) = 2 BrI2(aq) + 4 Cs(aq)
C3H7CO2H + O2 = CO2 + H2O =>
C3H7CO2H + 5 O2 = 4 CO2 + 4 H2O
Mg(NO3)2(s) + NaOH(aq) = Mg(OH)2 + Na(NO3) =>
Mg(NO3)2(s) + 2 NaOH(aq) = Mg(OH)2 + 2 Na(NO3)
NH4OH + H3PO4 = (NH4)3PO4 + H2O =>
3 NH4OH + H3PO4 = (NH4)3PO4 + 3 H2O
BaO + NaOH = BaOH2 + NaO =>
BaO + 2 NaOH = BaOH2 + 2 NaO
CH3CH2OH + O2 = CO2 + H2O =>
CH3CH2OH + 3 O2 = 2 CO2 + 3 H2O
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
Ba + HgCl2 = Hg + BaCl2 =>
Ba + HgCl2 = Hg + BaCl2
HCl + Ba(OH)2 = BaCl2 + H2O = =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
S2Cl2 + NH3 = S8 + NH4Cl + S4N4 =>
6 S2Cl2 + 16 NH3 = S8 + 12 NH4Cl + S4N4
NaHCO3 + NaOH = Na2CO3 + H2O =>
NaHCO3 + NaOH = Na2CO3 + H2O
Fe2(SO4)3 + Ca(OH)2 = CaSO4 + Fe(OH)3 =>
Fe2(SO4)3 + 3 Ca(OH)2 = 3 CaSO4 + 2 Fe(OH)3
Ag2CO3 + H2O = AgOH + H2CO3 =>
Ag2CO3 + 2 H2O = 2 AgOH + H2CO3
CH3CH2COOOH + CH3CH2OH = CH3COOCH2CH3 + H2O =>
2 CH3CH2COOOH + 3 CH3CH2OH = 3 CH3COOCH2CH3 + 3 H2O
KHC8H4O4 + KOH = H2O + C4H4O4 + K2 =>
KHC8H4O4 + 5 KOH = H2O + 2 C4H4O4 + 3 K2
AsH3 + HNO3 = H3AsO4 + NO2 + H2O =>
AsH3 + 8 HNO3 = H3AsO4 + 8 NO2 + 4 H2O
KMnO4 + HBr = MnBr2 + KBr + H2O + Br2 =>
2 KMnO4 + 16 HBr = 2 MnBr2 + 2 KBr + 8 H2O + 5 Br2
CoSO4 + K2S = CoS + K2SO4 =>
CoSO4 + K2S = CoS + K2SO4
Cs + Br2 = CsBr =>
2 Cs + Br2 = 2 CsBr
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Zn(OH)2 = Zn + OH =>
Zn(OH)2 = Zn + 2 OH
CuSO4 + FeCl3 = CuCl2 + Fe2(SO4)3 =>
3 CuSO4 + 2 FeCl3 = 3 CuCl2 + Fe2(SO4)3
CaCI2 + Na2SO4 = Na2CI2 + CaSO4 =>
CaCI2 + Na2SO4 = Na2CI2 + CaSO4
HCOOH + Fe = Fe(HCOO)2 + H2 =>
2 HCOOH + Fe = Fe(HCOO)2 + H2
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
Cs + Br2 = CsBr =>
2 Cs + Br2 = 2 CsBr
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
KClO3 + Zn + NaOH + H2O = KCl + Na2(Zn(OH)4) =>
KClO3 + 3 Zn + 6 NaOH + 3 H2O = KCl + 3 Na2(Zn(OH)4)
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
Se + HNO3 = SeO2 + NO2 + H2O =>
Se + 4 HNO3 = SeO2 + 4 NO2 + 2 H2O
H2P2O7 + KOH = K2P2O7 + H2O =>
H2P2O7 + 2 KOH = K2P2O7 + 2 H2O
C2S + S = CS2 =>
C2S + 3 S = 2 CS2
Rb + P = Rb3P =>
3 Rb + P = Rb3P
Al2C3 + H2O = Al(OH)3 + CH4 + C =>
2 Al2C3 + 12 H2O = 4 Al(OH)3 + 3 CH4 + 3 C
Na + {2} = Na{2}O =>
Na + {2} = Na{2}O
[Co(NH3)6](OH)2 + H2SO4 = CoSO4 + (NH4)2SO4 + H2O =>
[Co(NH3)6](OH)2 + 4 H2SO4 = CoSO4 + 3(NH4)2SO4 + 2 H2O
(SO)3 = (SO)4 =>
4(SO)3 = 3(SO)4
Fe + Sb2O5 + HCl = FeCl2 + Sb + H2O =>
5 Fe + Sb2O5 + 10 HCl = 5 FeCl2 + 2 Sb + 5 H2O
K3PO4 + NH4Cl = KCl + (NH4)3PO4 =>
K3PO4 + 3 NH4Cl = 3 KCl + (NH4)3PO4
Ni(SCN)2 + (C6H5)3P = Ni((C6H5)3P)2(SCN)2 =>
Ni(SCN)2 + 2(C6H5)3P = Ni((C6H5)3P)2(SCN)2
C6H12O2 + C2H6O = C8H16O2 + H2O =>
C6H12O2 + C2H6O = C8H16O2 + H2O
K + As = K2As =>
2 K + As = K2As
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/24/25
Équations équilibrées sur04/23/24
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